Hannah has been running - literally and figuratively - from her life back in Australia. Whenever she’s not working, she’s pounding London’s streets, putting the past behind her. Then she meets a fellow Australian named India and Hannah’s entranced. For India is confident, exotic and charming - qualities that Hannah feels she’s desperately lacking.

India has a secret too - one beyond any remedy. For it’s a secret that is currently sealed in a love letter and is making its journey across Europe in the most unconventional way - through the hands of strangers as they pass on the street.

Before the letter with India’s deepest, darkest secret reaches its destination, can the women find the connection that will take each of them exactly where they need to go …